This paper simulated gas flow in vacuum high- pressure gas quenching furnace with finite volume method (FVM).
这里采用有限体积法对真空高压气淬炉中气体流动过程进行了数值模拟计算。
Vacuum Gas - quenching is an important means to improve the external and internal quality of circular mould.
真空气淬是提高环模表面质量和内在质量的重要热处理工艺手段。
The service condition of aluminium alloy casting dies are analysed in this paper. The test of vacuum heat treatment process by high pressure gas quenching for the dies have been carried out.
分析了大、中型铝合金压铸模的工作条件，进行了真空高压气冷热处理工艺的试验研究，选出了适宜的工艺参数，并应用于生产。
The service condition of aluminium alloy casting dies are analysed in this paper. The test of vacuum heat treatment process by high pressure gas quenching for the dies have been carried out.
分析了大、中型铝合金压铸模的工作条件，进行了真空高压气冷热处理工艺的试验研究，选出了适宜的工艺参数，并应用于生产。
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